java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-mtd-sm_ftl.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:32:27,434 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:32:27,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:32:27,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:32:27,452 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:32:27,454 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:32:27,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:32:27,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:32:27,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:32:27,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:32:27,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:32:27,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:32:27,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:32:27,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:32:27,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:32:27,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:32:27,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:32:27,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:32:27,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:32:27,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:32:27,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:32:27,475 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:32:27,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:32:27,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:32:27,479 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:32:27,480 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:32:27,480 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:32:27,481 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:32:27,482 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:32:27,483 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:32:27,483 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:32:27,486 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:32:27,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:32:27,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:32:27,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:32:27,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:32:27,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:32:27,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:32:27,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:32:27,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:32:27,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:32:27,496 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-20 13:32:27,524 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:32:27,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:32:27,525 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-20 13:32:27,525 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-20 13:32:27,526 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-20 13:32:27,526 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-20 13:32:27,526 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-20 13:32:27,526 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-20 13:32:27,526 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-20 13:32:27,527 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-20 13:32:27,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:32:27,528 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:32:27,528 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:32:27,528 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:32:27,528 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:32:27,528 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:32:27,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:32:27,529 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:32:27,529 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:32:27,529 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:32:27,529 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:32:27,530 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-20 13:32:27,530 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:32:27,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:32:27,530 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:32:27,530 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:32:27,531 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-20 13:32:27,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:32:27,531 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:32:27,531 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-20 13:32:27,563 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:32:27,575 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:32:27,578 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:32:27,580 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:32:27,580 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:32:27,581 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-mtd-sm_ftl.ko.cil.out.i [2019-09-20 13:32:27,643 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ebba53ff/7c31a6da0daf4793ac78671b97a9e670/FLAG9532bdf55 [2019-09-20 13:32:28,403 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:32:28,404 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-mtd-sm_ftl.ko.cil.out.i [2019-09-20 13:32:28,434 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ebba53ff/7c31a6da0daf4793ac78671b97a9e670/FLAG9532bdf55 [2019-09-20 13:32:28,477 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ebba53ff/7c31a6da0daf4793ac78671b97a9e670 [2019-09-20 13:32:28,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:32:28,488 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:32:28,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:32:28,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:32:28,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:32:28,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:32:28" (1/1) ... [2019-09-20 13:32:28,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@680c861a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:32:28, skipping insertion in model container [2019-09-20 13:32:28,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:32:28" (1/1) ... [2019-09-20 13:32:28,505 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:32:28,635 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:32:30,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:32:30,268 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:32:30,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:32:30,790 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:32:30,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:32:30 WrapperNode [2019-09-20 13:32:30,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:32:30,794 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:32:30,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:32:30,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:32:30,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:32:30" (1/1) ... [2019-09-20 13:32:30,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:32:30" (1/1) ... [2019-09-20 13:32:30,929 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:32:30" (1/1) ... [2019-09-20 13:32:30,929 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:32:30" (1/1) ... [2019-09-20 13:32:31,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:32:30" (1/1) ... [2019-09-20 13:32:31,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:32:30" (1/1) ... [2019-09-20 13:32:31,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:32:30" (1/1) ... [2019-09-20 13:32:31,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:32:31,188 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:32:31,188 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:32:31,188 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:32:31,190 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:32:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:32:31,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:32:31,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:32:31,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~loff_t~0~X~$Pointer$~TO~int [2019-09-20 13:32:31,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-20 13:32:31,266 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-20 13:32:31,266 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-09-20 13:32:31,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2019-09-20 13:32:31,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2019-09-20 13:32:31,267 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2019-09-20 13:32:31,267 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-20 13:32:31,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-09-20 13:32:31,269 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-20 13:32:31,269 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-20 13:32:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_timer_key [2019-09-20 13:32:31,270 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-09-20 13:32:31,271 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 13:32:31,271 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-20 13:32:31,271 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_sector_valid [2019-09-20 13:32:31,271 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_block_valid [2019-09-20 13:32:31,272 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_block_erased [2019-09-20 13:32:31,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2019-09-20 13:32:31,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_int_must_check_helper [2019-09-20 13:32:31,272 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_attr_show [2019-09-20 13:32:31,272 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_create_sysfs_attributes [2019-09-20 13:32:31,273 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_delete_sysfs_attributes [2019-09-20 13:32:31,273 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_get_lba [2019-09-20 13:32:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_read_lba [2019-09-20 13:32:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_write_lba [2019-09-20 13:32:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_mkoffset [2019-09-20 13:32:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_break_offset [2019-09-20 13:32:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_correct_sector [2019-09-20 13:32:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_read_sector [2019-09-20 13:32:31,274 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_write_sector [2019-09-20 13:32:31,275 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_write_block [2019-09-20 13:32:31,275 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_mark_block_bad [2019-09-20 13:32:31,275 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_erase_block [2019-09-20 13:32:31,275 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_erase_callback [2019-09-20 13:32:31,275 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_check_block [2019-09-20 13:32:31,275 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_get_media_info [2019-09-20 13:32:31,276 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_read_cis [2019-09-20 13:32:31,276 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_find_cis [2019-09-20 13:32:31,276 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_recheck_media [2019-09-20 13:32:31,276 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_init_zone [2019-09-20 13:32:31,276 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_get_zone [2019-09-20 13:32:31,276 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_cache_init [2019-09-20 13:32:31,276 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_cache_put [2019-09-20 13:32:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_cache_get [2019-09-20 13:32:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_cache_flush [2019-09-20 13:32:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_cache_flush_timer [2019-09-20 13:32:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_cache_flush_work [2019-09-20 13:32:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_read [2019-09-20 13:32:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_write [2019-09-20 13:32:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_flush [2019-09-20 13:32:31,277 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_release [2019-09-20 13:32:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_getgeo [2019-09-20 13:32:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_add_mtd [2019-09-20 13:32:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_remove_dev [2019-09-20 13:32:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_module_init [2019-09-20 13:32:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure sm_module_exit [2019-09-20 13:32:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2019-09-20 13:32:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2019-09-20 13:32:31,278 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:32:31,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-09-20 13:32:31,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-09-20 13:32:31,279 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-09-20 13:32:31,279 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-09-20 13:32:31,280 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-09-20 13:32:31,280 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-09-20 13:32:31,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 13:32:31,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2019-09-20 13:32:31,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-09-20 13:32:31,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-09-20 13:32:31,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_alloc [2019-09-20 13:32:31,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_free [2019-09-20 13:32:31,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in [2019-09-20 13:32:31,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in_r [2019-09-20 13:32:31,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out [2019-09-20 13:32:31,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out_r [2019-09-20 13:32:31,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-20 13:32:31,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-20 13:32:31,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __nand_calculate_ecc [2019-09-20 13:32:31,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __nand_correct_data [2019-09-20 13:32:31,283 INFO L138 BoogieDeclarations]: Found implementation of procedure add_mtd_blktrans_dev [2019-09-20 13:32:31,283 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2019-09-20 13:32:31,283 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-09-20 13:32:31,284 INFO L138 BoogieDeclarations]: Found implementation of procedure del_mtd_blktrans_dev [2019-09-20 13:32:31,284 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-09-20 13:32:31,284 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-09-20 13:32:31,285 INFO L138 BoogieDeclarations]: Found implementation of procedure deregister_mtd_blktrans [2019-09-20 13:32:31,285 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2019-09-20 13:32:31,285 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2019-09-20 13:32:31,285 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_bit [2019-09-20 13:32:31,285 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2019-09-20 13:32:31,285 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-09-20 13:32:31,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 13:32:31,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-09-20 13:32:31,286 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-09-20 13:32:31,286 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-09-20 13:32:31,286 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-09-20 13:32:31,286 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-09-20 13:32:31,286 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-20 13:32:31,286 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 13:32:31,286 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-09-20 13:32:31,286 INFO L138 BoogieDeclarations]: Found implementation of procedure register_mtd_blktrans [2019-09-20 13:32:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure strnlen [2019-09-20 13:32:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2019-09-20 13:32:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-20 13:32:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 13:32:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 13:32:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-20 13:32:31,287 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-20 13:32:31,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:32:31,288 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-20 13:32:31,288 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-09-20 13:32:31,288 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_bit [2019-09-20 13:32:31,288 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2019-09-20 13:32:31,289 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2019-09-20 13:32:31,289 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2019-09-20 13:32:31,289 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2019-09-20 13:32:31,290 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 13:32:31,290 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-20 13:32:31,290 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-20 13:32:31,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:32:31,291 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-20 13:32:31,291 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-20 13:32:31,291 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-09-20 13:32:31,291 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-09-20 13:32:31,291 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2019-09-20 13:32:31,291 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-09-20 13:32:31,291 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-20 13:32:31,292 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-20 13:32:31,292 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-09-20 13:32:31,292 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-09-20 13:32:31,292 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-20 13:32:31,292 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-09-20 13:32:31,293 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-20 13:32:31,293 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-09-20 13:32:31,293 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-09-20 13:32:31,294 INFO L130 BoogieDeclarations]: Found specification of procedure setup_timer_key [2019-09-20 13:32:31,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:32:31,297 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-09-20 13:32:31,297 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-09-20 13:32:31,297 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-09-20 13:32:31,303 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-09-20 13:32:31,303 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2019-09-20 13:32:31,304 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2019-09-20 13:32:31,304 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-09-20 13:32:31,304 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2019-09-20 13:32:31,304 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-09-20 13:32:31,304 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2019-09-20 13:32:31,305 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-09-20 13:32:31,305 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 13:32:31,305 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2019-09-20 13:32:31,305 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2019-09-20 13:32:31,305 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2019-09-20 13:32:31,305 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-20 13:32:31,305 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 13:32:31,305 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-20 13:32:31,306 INFO L130 BoogieDeclarations]: Found specification of procedure __nand_calculate_ecc [2019-09-20 13:32:31,306 INFO L130 BoogieDeclarations]: Found specification of procedure __nand_correct_data [2019-09-20 13:32:31,306 INFO L130 BoogieDeclarations]: Found specification of procedure sm_sector_valid [2019-09-20 13:32:31,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:32:31,306 INFO L130 BoogieDeclarations]: Found specification of procedure sm_block_valid [2019-09-20 13:32:31,306 INFO L130 BoogieDeclarations]: Found specification of procedure sm_block_erased [2019-09-20 13:32:31,306 INFO L130 BoogieDeclarations]: Found specification of procedure register_mtd_blktrans [2019-09-20 13:32:31,306 INFO L130 BoogieDeclarations]: Found specification of procedure deregister_mtd_blktrans [2019-09-20 13:32:31,306 INFO L130 BoogieDeclarations]: Found specification of procedure add_mtd_blktrans_dev [2019-09-20 13:32:31,306 INFO L130 BoogieDeclarations]: Found specification of procedure del_mtd_blktrans_dev [2019-09-20 13:32:31,307 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2019-09-20 13:32:31,307 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_int_must_check_helper [2019-09-20 13:32:31,307 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_alloc [2019-09-20 13:32:31,307 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_free [2019-09-20 13:32:31,307 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in [2019-09-20 13:32:31,307 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out [2019-09-20 13:32:31,307 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in_r [2019-09-20 13:32:31,307 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out_r [2019-09-20 13:32:31,307 INFO L130 BoogieDeclarations]: Found specification of procedure sm_erase_callback [2019-09-20 13:32:31,308 INFO L130 BoogieDeclarations]: Found specification of procedure sm_erase_block [2019-09-20 13:32:31,308 INFO L130 BoogieDeclarations]: Found specification of procedure sm_mark_block_bad [2019-09-20 13:32:31,308 INFO L130 BoogieDeclarations]: Found specification of procedure sm_recheck_media [2019-09-20 13:32:31,308 INFO L130 BoogieDeclarations]: Found specification of procedure sm_attr_show [2019-09-20 13:32:31,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:32:31,308 INFO L130 BoogieDeclarations]: Found specification of procedure sm_create_sysfs_attributes [2019-09-20 13:32:31,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-20 13:32:31,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:32:31,309 INFO L130 BoogieDeclarations]: Found specification of procedure sm_delete_sysfs_attributes [2019-09-20 13:32:31,309 INFO L130 BoogieDeclarations]: Found specification of procedure sm_get_lba [2019-09-20 13:32:31,309 INFO L130 BoogieDeclarations]: Found specification of procedure sm_read_lba [2019-09-20 13:32:31,309 INFO L130 BoogieDeclarations]: Found specification of procedure sm_write_lba [2019-09-20 13:32:31,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:32:31,309 INFO L130 BoogieDeclarations]: Found specification of procedure sm_mkoffset [2019-09-20 13:32:31,309 INFO L130 BoogieDeclarations]: Found specification of procedure sm_break_offset [2019-09-20 13:32:31,309 INFO L130 BoogieDeclarations]: Found specification of procedure sm_correct_sector [2019-09-20 13:32:31,310 INFO L130 BoogieDeclarations]: Found specification of procedure sm_read_sector [2019-09-20 13:32:31,310 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~loff_t~0~X~$Pointer$~TO~int [2019-09-20 13:32:31,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-20 13:32:31,310 INFO L130 BoogieDeclarations]: Found specification of procedure sm_write_sector [2019-09-20 13:32:31,310 INFO L130 BoogieDeclarations]: Found specification of procedure sm_write_block [2019-09-20 13:32:31,310 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-20 13:32:31,310 INFO L130 BoogieDeclarations]: Found specification of procedure sm_check_block [2019-09-20 13:32:31,310 INFO L130 BoogieDeclarations]: Found specification of procedure sm_get_media_info [2019-09-20 13:32:31,311 INFO L130 BoogieDeclarations]: Found specification of procedure sm_read_cis [2019-09-20 13:32:31,311 INFO L130 BoogieDeclarations]: Found specification of procedure sm_find_cis [2019-09-20 13:32:31,311 INFO L130 BoogieDeclarations]: Found specification of procedure sm_init_zone [2019-09-20 13:32:31,311 INFO L130 BoogieDeclarations]: Found specification of procedure sm_get_zone [2019-09-20 13:32:31,311 INFO L130 BoogieDeclarations]: Found specification of procedure sm_cache_init [2019-09-20 13:32:31,311 INFO L130 BoogieDeclarations]: Found specification of procedure sm_cache_put [2019-09-20 13:32:31,311 INFO L130 BoogieDeclarations]: Found specification of procedure sm_cache_get [2019-09-20 13:32:31,311 INFO L130 BoogieDeclarations]: Found specification of procedure sm_cache_flush [2019-09-20 13:32:31,311 INFO L130 BoogieDeclarations]: Found specification of procedure sm_cache_flush_timer [2019-09-20 13:32:31,312 INFO L130 BoogieDeclarations]: Found specification of procedure sm_cache_flush_work [2019-09-20 13:32:31,312 INFO L130 BoogieDeclarations]: Found specification of procedure sm_read [2019-09-20 13:32:31,312 INFO L130 BoogieDeclarations]: Found specification of procedure sm_write [2019-09-20 13:32:31,312 INFO L130 BoogieDeclarations]: Found specification of procedure sm_flush [2019-09-20 13:32:31,312 INFO L130 BoogieDeclarations]: Found specification of procedure sm_release [2019-09-20 13:32:31,313 INFO L130 BoogieDeclarations]: Found specification of procedure sm_getgeo [2019-09-20 13:32:31,313 INFO L130 BoogieDeclarations]: Found specification of procedure sm_add_mtd [2019-09-20 13:32:31,313 INFO L130 BoogieDeclarations]: Found specification of procedure sm_remove_dev [2019-09-20 13:32:31,313 INFO L130 BoogieDeclarations]: Found specification of procedure sm_module_init [2019-09-20 13:32:31,313 INFO L130 BoogieDeclarations]: Found specification of procedure sm_module_exit [2019-09-20 13:32:31,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 13:32:31,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 13:32:31,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:32:31,314 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:32:31,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-09-20 13:32:31,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-09-20 13:32:31,315 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-09-20 13:32:31,315 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-09-20 13:32:31,315 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-09-20 13:32:31,315 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-09-20 13:32:31,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-09-20 13:32:31,315 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 13:32:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-20 13:32:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-20 13:32:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 13:32:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 13:32:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:32:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:32:31,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:32:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 13:32:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:32:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-20 13:32:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-20 13:32:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-20 13:32:31,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-20 13:32:33,574 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-09-20 13:32:35,601 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 13:32:35,655 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume !false; [2019-09-20 13:32:35,655 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume false; [2019-09-20 13:32:36,815 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:32:36,815 INFO L283 CfgBuilder]: Removed 40 assume(true) statements. [2019-09-20 13:32:36,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:32:36 BoogieIcfgContainer [2019-09-20 13:32:36,818 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:32:36,819 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:32:36,819 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:32:36,822 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:32:36,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:32:28" (1/3) ... [2019-09-20 13:32:36,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a256472 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:32:36, skipping insertion in model container [2019-09-20 13:32:36,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:32:30" (2/3) ... [2019-09-20 13:32:36,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a256472 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:32:36, skipping insertion in model container [2019-09-20 13:32:36,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:32:36" (3/3) ... [2019-09-20 13:32:36,827 INFO L109 eAbstractionObserver]: Analyzing ICFG usb_urb-drivers-mtd-sm_ftl.ko.cil.out.i [2019-09-20 13:32:36,838 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:32:36,848 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:32:36,867 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:32:36,897 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:32:36,897 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-20 13:32:36,897 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:32:36,897 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:32:36,897 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:32:36,898 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:32:36,898 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:32:36,898 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:32:36,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states. [2019-09-20 13:32:36,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-09-20 13:32:36,962 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:32:36,963 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:32:36,966 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:32:36,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:32:36,973 INFO L82 PathProgramCache]: Analyzing trace with hash 2105854564, now seen corresponding path program 1 times [2019-09-20 13:32:36,976 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:32:37,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:32:37,212 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:32:37,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:32:37,213 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:32:37,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:32:37,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:32:37,859 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:32:37,860 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:32:37,860 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:32:37,865 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:32:37,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:32:37,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:32:37,886 INFO L87 Difference]: Start difference. First operand 1021 states. Second operand 3 states. [2019-09-20 13:32:38,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:32:38,021 INFO L93 Difference]: Finished difference Result 991 states and 1306 transitions. [2019-09-20 13:32:38,022 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:32:38,024 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2019-09-20 13:32:38,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:32:38,066 INFO L225 Difference]: With dead ends: 991 [2019-09-20 13:32:38,067 INFO L226 Difference]: Without dead ends: 974 [2019-09-20 13:32:38,068 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:32:38,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 974 states. [2019-09-20 13:32:38,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 974 to 974. [2019-09-20 13:32:38,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 974 states. [2019-09-20 13:32:38,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 974 states and 1284 transitions. [2019-09-20 13:32:38,204 INFO L78 Accepts]: Start accepts. Automaton has 974 states and 1284 transitions. Word has length 40 [2019-09-20 13:32:38,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:32:38,206 INFO L475 AbstractCegarLoop]: Abstraction has 974 states and 1284 transitions. [2019-09-20 13:32:38,206 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:32:38,206 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1284 transitions. [2019-09-20 13:32:38,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-09-20 13:32:38,208 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:32:38,208 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:32:38,208 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:32:38,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:32:38,209 INFO L82 PathProgramCache]: Analyzing trace with hash 856525489, now seen corresponding path program 1 times [2019-09-20 13:32:38,209 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:32:38,218 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:32:38,219 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:32:38,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:32:38,219 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:32:38,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:32:38,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:32:38,388 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:32:38,389 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:32:38,389 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:32:38,397 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:32:38,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:32:38,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:32:38,399 INFO L87 Difference]: Start difference. First operand 974 states and 1284 transitions. Second operand 3 states. [2019-09-20 13:32:38,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:32:38,460 INFO L93 Difference]: Finished difference Result 971 states and 1281 transitions. [2019-09-20 13:32:38,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:32:38,460 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2019-09-20 13:32:38,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:32:38,461 INFO L225 Difference]: With dead ends: 971 [2019-09-20 13:32:38,461 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:32:38,462 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:32:38,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:32:38,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:32:38,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:32:38,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:32:38,463 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2019-09-20 13:32:38,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:32:38,463 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:32:38,463 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:32:38,463 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:32:38,464 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:32:38,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:32:38 BoogieIcfgContainer [2019-09-20 13:32:38,469 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:32:38,473 INFO L168 Benchmark]: Toolchain (without parser) took 9983.25 ms. Allocated memory was 134.7 MB in the beginning and 390.1 MB in the end (delta: 255.3 MB). Free memory was 82.0 MB in the beginning and 219.9 MB in the end (delta: -137.8 MB). Peak memory consumption was 117.5 MB. Max. memory is 7.1 GB. [2019-09-20 13:32:38,473 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.7 MB. Free memory was 108.9 MB in the beginning and 108.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 13:32:38,475 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2304.35 ms. Allocated memory was 134.7 MB in the beginning and 226.0 MB in the end (delta: 91.2 MB). Free memory was 81.8 MB in the beginning and 92.2 MB in the end (delta: -10.4 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. [2019-09-20 13:32:38,477 INFO L168 Benchmark]: Boogie Preprocessor took 394.29 ms. Allocated memory was 226.0 MB in the beginning and 256.4 MB in the end (delta: 30.4 MB). Free memory was 92.2 MB in the beginning and 206.0 MB in the end (delta: -113.7 MB). Peak memory consumption was 30.9 MB. Max. memory is 7.1 GB. [2019-09-20 13:32:38,478 INFO L168 Benchmark]: RCFGBuilder took 5629.58 ms. Allocated memory was 256.4 MB in the beginning and 333.4 MB in the end (delta: 77.1 MB). Free memory was 206.0 MB in the beginning and 85.8 MB in the end (delta: 120.1 MB). Peak memory consumption was 205.7 MB. Max. memory is 7.1 GB. [2019-09-20 13:32:38,479 INFO L168 Benchmark]: TraceAbstraction took 1650.55 ms. Allocated memory was 333.4 MB in the beginning and 390.1 MB in the end (delta: 56.6 MB). Free memory was 85.8 MB in the beginning and 219.9 MB in the end (delta: -134.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 13:32:38,489 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 134.7 MB. Free memory was 108.9 MB in the beginning and 108.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2304.35 ms. Allocated memory was 134.7 MB in the beginning and 226.0 MB in the end (delta: 91.2 MB). Free memory was 81.8 MB in the beginning and 92.2 MB in the end (delta: -10.4 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 394.29 ms. Allocated memory was 226.0 MB in the beginning and 256.4 MB in the end (delta: 30.4 MB). Free memory was 92.2 MB in the beginning and 206.0 MB in the end (delta: -113.7 MB). Peak memory consumption was 30.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 5629.58 ms. Allocated memory was 256.4 MB in the beginning and 333.4 MB in the end (delta: 77.1 MB). Free memory was 206.0 MB in the beginning and 85.8 MB in the end (delta: 120.1 MB). Peak memory consumption was 205.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1650.55 ms. Allocated memory was 333.4 MB in the beginning and 390.1 MB in the end (delta: 56.6 MB). Free memory was 85.8 MB in the beginning and 219.9 MB in the end (delta: -134.0 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 6361]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 111 procedures, 1072 locations, 1 error locations. SAFE Result, 1.5s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2586 SDtfs, 2564 SDslu, 2 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1021occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 81 NumberOfCodeBlocks, 81 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 79 ConstructedInterpolants, 0 QuantifiedInterpolants, 4781 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...